FileWrite

Write data from a buffer to a given file handle.

Declaration

Source position: filutilh.inc line 226

  function FileWrite(Handle: THandle; const Buffer; Count: LongInt)
                     : LongInt;

Description

FileWrite writes Count bytes from Buffer to the file with handle Handle. Prior to this call, the file must have been opened for writing. Buffer must be at least Count bytes large, or a memory access error may occur.

The function returns the number of bytes written, or -1 in case of an error.

For an example, see FileCreate .

Errors

In case of error, -1 is returned.

See also

Name	Description
FileClose	Close a file handle.
FileCreate	Create a new file and return a handle to it.
FileOpen	Open an existing file and return a file handle
FileRead	Read data from a file handle in a buffer.
FileSeek	Set the current file position on a file handle.
FileTruncate	Truncate an open file to a given size.